diff --git a/gnu/packages/databases.scm b/gnu/packages/databases.scm
index 00283c48c4..302eacad47 100644
--- a/gnu/packages/databases.scm
+++ b/gnu/packages/databases.scm
@@ -3900,7 +3900,8 @@ The drivers officially supported by @code{libdbi} are:
                 "14x2gjblkgpflv75wl144cyjp1sis5rbxnr9r2gj3yw16v2av0bp"))))
     (build-system cmake-build-system)
     (inputs
-     `(("postgresql" ,postgresql)
+     `(("firebird" ,firebird)
+       ("postgresql" ,postgresql)
        ("sqlite" ,sqlite)
        ("odbc" ,unixodbc)
        ("boost" ,boost)